WO2020087589A1 - 一种新型柴油机前端箱体 - Google Patents

一种新型柴油机前端箱体 Download PDF

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Publication number
WO2020087589A1
WO2020087589A1 PCT/CN2018/116347 CN2018116347W WO2020087589A1 WO 2020087589 A1 WO2020087589 A1 WO 2020087589A1 CN 2018116347 W CN2018116347 W CN 2018116347W WO 2020087589 A1 WO2020087589 A1 WO 2020087589A1
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WO
WIPO (PCT)
Prior art keywords
oil
water
box body
outlet
installation
Prior art date
Application number
PCT/CN2018/116347
Other languages
English (en)
French (fr)
Inventor
张亮亮
张洪磊
薛良君
李友峰
米贵
杨田云
Original Assignee
中车戚墅堰机车有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中车戚墅堰机车有限公司 filed Critical 中车戚墅堰机车有限公司
Publication of WO2020087589A1 publication Critical patent/WO2020087589A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/0406—Layout of the intake air cooling or coolant circuit
    • F02B29/0437—Liquid cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
    • F02B39/14—Lubrication of pumps; Safety measures therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F02F7/007—Adaptations for cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • F01M2011/031—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • F01M2011/031—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means
    • F01M2011/035—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means comprising oil pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the invention relates to the technical field of diesel case equipment, in particular to a front end case of a new type diesel engine.
  • the front end box of the existing diesel engine is a supercharger and intercooler and the main engine.
  • the oil pipeline is integrated on the tank, and the other is to integrate the supercharger, fuel fine filter and cooling water channel on the tank.
  • the present invention provides a new type of diesel engine front-end box.
  • a new type of diesel engine front-end box including a box body, the top of the box body is provided with a supercharger installation place, an oil-gas separator installation place and a centrifugal oil filter Cleaner installation place, there are two intercooler installation places on the upper part of the box body, a composite cooling water cavity is arranged between the intercooler installation places, and organic oil self-cleaning is provided on the lower part of the left intercooler Type filter installation, the lower part of the right side of the box body is provided with a fuel filter installation place, the middle part of the box body is provided with a center hole for installing the crankshaft center cover, and the upper right side of the center hole is high temperature Water pump installation, the upper left side of the center hole is the installation of the intercooled water pump, below the center hole is the installation of the main engine oil pump, two sides of the center hole are provided for fuel common rail pump installation, the back of the box body An air outlet, an engine oil outlet, and a high
  • it further includes two supercharger installation locations juxtaposed on the top of the box body, and the supercharger inlet and the return port of the supercharger are provided outside the supercharger installation location.
  • the oil inlet of the compressor is provided on the side near the center of the main body 1 of the tank.
  • the oil inlet of the supercharger and the return port of the supercharger on the adjacent supercharger installation are symmetric and parallel.
  • the right side is equipped with an oil and gas separator installation place, and the left side of the top of the back of the box body is provided with an organic oil centrifugal filter installation place.
  • the present invention further includes an intercooler installation place symmetrically arranged on both sides of the upper part of the box body, the intercooler installation place is a frame structure, and an intercooler water outlet and an intercooler inlet are provided below the composite cooling water chamber
  • the water inlet, high temperature water outlet and high temperature water inlet, intercooled water outlet and intercooled water inlet and the high temperature water outlet and high temperature water inlet are all arranged longitudinally parallel, and the composite cooling water chamber is provided with intercooled water inlet water chamber and intercooled water outlet water Chamber, high temperature water inlet water chamber and high temperature water outlet water chamber, the upper left side of the intercooled water outlet water chamber is the intercooled water inlet water chamber, the upper right side of the intercooled water outlet water chamber is the high temperature water inlet water chamber, and the intercooled water outlet water chamber The right side is the high temperature water outlet water cavity.
  • an organic oil inlet is provided at the bottom of the oil self-cleaning filter installation place, and the oil self-cleaning filter installation place has a through-type columnar structure.
  • it further includes an air outlet, an oil outlet, and a high-temperature water outlet symmetrically disposed on both sides of the back of the box body, the air outlet is disposed at a middle edge of the back of the box body, and the high-temperature water outlet is provided in the air Above the outlet, an organic oil outlet is provided on the side of the air outlet near the center of the box body.
  • the high temperature water pump installation, the intercooler water pump installation, the main engine oil pump installation and the fuel common rail pump installation are hole-shaped installation structures.
  • the present invention has a highly integrated design of various functions, not only integrating the intercooler, the oil self-cleaning filter, the main engine oil passage, and the air cavity into the main body of the box, but also pressurizing
  • the high temperature and intercooled water pump, the main engine oil pump, the fuel common rail pump, the fuel fine filter, the oil and gas separator, the oil centrifugal filter and the oil pressure regulating valve are installed on the main body of the tank, which realizes the Compact structure, beautiful appearance and high reliability.
  • multiple cooling water chambers are designed in the front end box to achieve a composite intercooling structure, which not only meets the need for high-strength diesel engine cooling, but also reduces the number of locomotive cooling single sections, providing locomotive design
  • this front-end box integrates the installation of multiple components, and realizes the interconnection and interconnection of each component with the diesel engine's oil, water, and gas through internal casting and processing, avoiding a large number of pipeline connections, greatly reducing The complexity of pipeline assembly effectively reduces the occurrence of running, running, dripping, and leakage, and improves the reliability of diesel engine operation.
  • the highly integrated design makes the structure of diesel engine more Compact, neat appearance, beautiful.
  • Figure 1 is a schematic structural view of the present invention
  • FIG. 2 is a schematic diagram of the back structure of the present invention.
  • Fig. 3 is a schematic diagram of the side structure of the present invention.
  • FIG. 1 is a schematic structural diagram of the present invention, a new diesel engine front-end box, including a box body 1, the upper portion of the box body 1 is provided with two intercooler installation locations 6, the intercooler installation locations 6 There is a composite cooling water chamber 7 between them, an organic oil self-cleaning filter installation place 8 is provided at the lower part of the left intercooler, and a fuel filter installation place 9 is provided at the lower right side of the box body 1
  • a central hole 10 for installing a crankshaft center cover is provided in the middle of the box body 1.
  • the upper right side of the central hole 10 is a high temperature water pump installation place 11, and the upper left side of the central hole 10 is an intercooler water pump installation place 12.
  • Below the center hole 10 is a host oil pump installation 13.
  • the outer side of the installation place 3 is provided with a supercharger oil inlet port 19 and a supercharger oil return port 20.
  • the supercharger oil inlet port 19 is provided with a side close to the center position of the box body 1 and the adjacent supercharger installation place 3
  • the supercharger oil inlet port 19 and the supercharger oil return port 20 are symmetrical and arranged in parallel, the tank body 1
  • the intercooler installation 6 is symmetrical on both sides of the part, and the intercooler installation 6 is a frame structure.
  • the clean filter installation place 8 has a through-type columnar structure, the high temperature water pump installation place 11, the intercooling water pump installation place 12, the main engine oil pump installation place 13 and the fuel common rail pump installation place 14 are hole-shaped installation structures, the present invention will be more Highly integrated design of various functions, not only integrating the intercooler, oil self-cleaning filter, main engine oil passage and air cavity in the main body of the box, but also supercharger, high temperature and intercooled water pump, main engine oil pump, The fuel common rail pump, fuel fine filter, oil and gas separator, oil centrifugal filter and oil pressure regulating valve are installed on the main body
  • the cooling water cavity realizes a compound intercooling structure, which not only meets the need for high-strength diesel engine cooling, but also reduces the number of locomotive cooling single sections, providing space and weight margin for locomotive design.
  • This front-end box integrates the installation of multiple components And through the internal casting and processing to achieve the interconnection of each part and the diesel engine oil, water and gas, avoid a large number of pipeline connections, greatly reduce the complexity of pipeline assembly, effectively reduce the phenomenon of running, running, dripping, leakage Occurrence of the diesel engine improves the reliability of diesel engine operation.
  • the highly integrated design makes the diesel engine structure more compact, clean and beautiful.
  • the top of the box body 1 is provided with a supercharger installation place 3, an oil and gas separator installation place 5 and an oil centrifugal filter installation place 4, the top of the back of the cabinet body 2 on the top
  • the right side is provided with an oil and gas separator installation place 5
  • the left side of the top of the back of the box body 2 is provided with an organic oil centrifugal filter installation place 4
  • the back side of the box body is provided with an air outlet 15, an oil outlet 16 and high temperature
  • the water outlet 17, the air outlet 15, the oil outlet 16 and the high temperature water outlet 17 are symmetrically arranged on both sides of the back 2 of the box body, the air outlet 15 is arranged at the middle end of the back 2 of the box main body, and the high temperature water outlet 17 is provided at Above the air outlet 15, an organic oil outlet 16 is provided on the side of the air outlet 15 near the center of the cabinet body 1.
  • FIG 3 is a schematic structural diagram of the present invention
  • the bottom right of the back of the box body 2 is provided with an organic oil pressure regulating valve installation 18, and the composite cooling water chamber 7 is provided with an intercooled water inlet water chamber 25, intercooled water outlet water Chamber 26, high temperature water inlet water chamber 27 and high temperature water outlet water chamber 28, the upper left side of the intercooled water outlet water chamber 26 is the intercooled water inlet water chamber 25, and the upper right side of the intercooled water outlet water chamber 26 is the high temperature water inlet water chamber 27.
  • the right side of the cold water outlet water chamber 26 is a high temperature water outlet water chamber 28.
  • the two superchargers on the top of the box body 1 press the air into the cover of the box body 1, and are cooled by the intercooler in the box body 1, and enter through the air outlet 15 on the back 2 of the box body Left and right intake manifold.
  • the oil enters the oil filter through the oil passage on the tank body 1. Most of the filtered oil enters the main oil passage of the body in two ways through the casting cavity in the tank body 1, and the rest passes through the tank body 1
  • the oil and oil return passage are directly connected to the oil inlet 19 of the supercharger and the oil inlet 20 of the supercharger to lubricate and cool the rotor shaft.
  • the oil pressure regulating valve at the lower right of the back 2 of the box body can adjust the oil pressure entering the body, and the oil passing through the oil pressure regulating valve returns to the oil pan.
  • the high-temperature water pump at the front end of the box pumps the cooling water into the high-temperature water inlet 24 in the box body, and enters the power group for cooling in two left and right ways.
  • the cooling water in the water chamber 27 enters the cooling channels of the left and right intercoolers to cool the air passing through the intercooler.
  • the cooled high-temperature water returns to the high-temperature water outlet chamber 28 of the tank and flows out of the tank; the intercooler pump will cool The water is pumped into the intercooled water inlet 22 in the tank.
  • the intercooled water enters the intercooled water inlet chamber 25 of the tank, it enters the cooling channels of the left and right intercoolers through the connecting pipe in two ways to cool the air after high temperature water cooling.
  • the intercooled water enters the intercooled water outlet water chamber 26, and then flows out of the box body 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Supercharger (AREA)

Abstract

一种新型柴油机前端箱体，包括箱体主体（1），箱体主体（1）顶部设置有增压器安装处（3）、油气分离器安装处（5）以及机油离心式滤清器安装处（4），所述箱体主体（1）上安装有中冷器安装处（6）、复合冷却水腔（7）、机油自清式滤清器安装处（8）、燃油滤清器安装处（9）、安装曲轴中心盖的中心孔（10）、高温水泵安装处（11）、中冷水泵安装处（12）、主机油泵安装处（13）和燃油共轨泵安装处（14），箱体主体背面（2）设置有空气出口（15）、机油出口（16）、高温水出水口（17）和机油调压阀安装处（18）。所述新型柴油机前端箱体将多种功能进行高度集成化设计，通过内部铸造及加工实现各部件与柴油机的油、水、气的互联互通，避免了大量的管路连接，有效降低了跑、冒、滴、漏现象的发生，提高了柴油机运用可靠性。

Description

一种新型柴油机前端箱体 技术领域
本发明涉及柴油机箱体设备技术领域，尤其是一种新型柴油机前端箱体。
 背景技术
柴油机由于工作压力大，要求各有关零件具有较高的结构强度和刚度，所以柴油机比较笨重，体积较大，现有的柴油机的前端箱体，一种是将增压器和中冷器以及主机油管道集成在箱体上，另一种是将增压器、燃油精滤器以及冷却水道集成在箱体上，这两种箱体集成化低，外围管路较多，可靠性不高。
 技术问题
为了克服现有的柴油机前端箱体集成化技术的不足，本发明提供了一种新型柴油机前端箱体。
 技术解决方案
本发明解决其技术问题所采用的技术方案是：一种新型柴油机前端箱体，包括箱体主体，所述箱体主体顶部设置有增压器安装处、油气分离器安装处以及机油离心式滤清器安装处，所述箱体主体上部设置有两个中冷器安装处，所述中冷器安装处之间设置有复合冷却水腔，所述左侧中冷器下部设置有机油自清式滤清器安装处，所述箱体主体右侧下部设置有燃油滤清器安装处，所述箱体主体中间部位设置有用于安装曲轴中心盖的中心孔，所述中心孔右上侧为高温水泵安装处，所述中心孔左上侧为中冷水泵安装处，所述中心孔下方是主机油泵安装处，所述中心孔两侧设置有为燃油共轨泵安装处，所述箱体主体背面设置有空气出口、机油出口和高温水出水口，所述箱体主体背面的右下部设置有机油调压阀安装处。
根据本发明的另一个实施例，进一步包括箱体主体顶部并列设置有两处增压器安装处，增压器安装处外侧皆设置有增压器进油口和增压器回油口，增压器进油口设置有靠近箱体主体1中心位置一侧，相邻增压器安装处上的增压器进油口和增压器回油口对称且平行设置，箱体主体背面顶部的右侧设置有油气分离器安装处，箱体主体背面顶部的左侧设置有机油离心式滤清器安装处。
根据本发明的另一个实施例，进一步包括箱体主体上部两侧对称设有中冷器安装处，中冷器安装处为框架结构，复合冷却水腔下面设置有中冷出水口、中冷进水口、高温出水口和高温进水口，中冷出水口和中冷进水口与高温出水口和高温进水口皆纵向平行设置，复合冷却水腔中设置有中冷水进水水腔、中冷水出水水腔、高温水进水水腔和高温水出水水腔，中冷水出水水腔左上侧为中冷水进水水腔，中冷水出水水腔右上侧为高温水进水水腔，中冷水出水水腔右侧边为高温水出水水腔。
根据本发明的另一个实施例，进一步包括机油自清式滤清器安装处底部设置有机油进油口，机油自清式滤清器安装处呈贯通式柱状结构。
根据本发明的另一个实施例，进一步包括空气出口、机油出口和高温水出水口对称设置在箱体主体背面两侧，空气出口设置在箱体主体背面中部边端，高温水出水口设置在空气出口上方，空气出口靠近箱体主体中心部位一侧设置有机油出口。
根据本发明的另一个实施例，进一步包括高温水泵安装处、中冷水泵安装处、主机油泵安装处和燃油共轨泵安装处为孔状安装结构。
 有益效果
本发明的有益效果是：本发明将多种功能进行高度集成化设计，不仅将中冷器、机油自清式滤清器、主机油道、空气腔集成在箱体主体内，还将增压器、高温与中冷水泵、主机油泵、燃油共轨泵、燃油精滤器、油气分离器、机油离心式滤清器以及机油调压阀等安装在箱体主体上，很好的实现了柴油机的结构紧凑、美观、高可靠性，另外在前端箱体内设计了多个冷却水腔，实现了复合中冷结构，既满足高强化柴油机冷却需要，又减少了机车冷却单节数量，为机车设计提供了空间与重量裕度，这种前端箱集成了多个部件的安装，并通过内部铸造及加工实现各部件与柴油机的油、水、气的互联互通，避免了大量的管路连接，大大降低管路组装的复杂性，有效降低了跑、冒、滴、漏现象的发生，提高了柴油机运用可靠性，同时高度集成设计使柴油机结构更加紧凑，外观整洁，美观。
 附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明的结构示意图；
图2是本发明的背面结构示意图；
图3是本发明的侧面结构示意图。
图中1、箱体主体，2、箱体主体背面，3、增压器安装处，4、机油离心式滤清器安装处，5、油气分离器安装处，6、中冷器安装处，7、复合冷却水腔，8、机油自清式滤清器安装处，9、燃油滤清器安装处，10、中心孔，11、高温水泵安装处，12、中冷水泵安装处，13、主机油泵安装处，14、燃油共轨泵安装处，15、空气出口，16、机油出口，17、高温水出水口，18、机油调压阀安装处，19、增压器进油口，20、增压器回油口，21、中冷出水口，22、中冷进水口，23、高温出水口，24、高温进水口，25、中冷水进水水腔，26、中冷水出水水腔，27、高温水进水水腔，28、高温水出水水腔，29、机油进油口。
 本发明的实施方式
如图1是本发明的结构示意图，一种新型柴油机前端箱体，包括箱体主体1，所述箱体主体1上部设置有两个中冷器安装处6，所述中冷器安装处6之间设置有复合冷却水腔7，所述左侧中冷器下部设置有机油自清式滤清器安装处8，所述箱体主体1右侧下部设置有燃油滤清器安装处9，所述箱体主体1中间部位设置有用于安装曲轴中心盖的中心孔10，所述中心孔10右上侧为高温水泵安装处11，所述中心孔10左上侧为中冷水泵安装处12，所述中心孔10下方是主机油泵安装处13，所述中心孔10两侧设置有为燃油共轨泵安装处14，箱体主体1顶部并列设置有两处增压器安装处3，增压器安装处3外侧皆设置有增压器进油口19和增压器回油口20，增压器进油口19设置有靠近箱体主体1中心位置一侧，相邻增压器安装处3上的增压器进油口19和增压器回油口20对称且平行设置，箱体主体1上部两侧对称设有中冷器安装处6，中冷器安装处6为框架结构，复合冷却水腔7下面设置有中冷出水口21、中冷进水口22、高温出水口23和高温进水口24，中冷出水口21和中冷进水口22与高温出水口23和高温进水口24皆纵向平行设置，机油自清式滤清器安装处8底部设置有机油进油口29，机油自清式滤清器安装处8呈贯通式柱状结构，高温水泵安装处11、中冷水泵安装处12、主机油泵安装处13和燃油共轨泵安装处14为孔状安装结构，本发明将多种功能进行高度集成化设计，不仅将中冷器、机油自清式滤清器、主机油道、空气腔集成在箱体主体内，还将增压器、高温与中冷水泵、主机油泵、燃油共轨泵、燃油精滤器、油气分离器、机油离心式滤清器以及机油调压阀等安装在箱体主体1上，很好的实现了柴油机的结构紧凑、美观、高可靠性，另外在前端箱体内设计了多个冷却水腔，实现了复合中冷结构，既满足高强化柴油机冷却需要，又减少了机车冷却单节数量，为机车设计提供了空间与重量裕度，这种前端箱集成了多个部件的安装，并通过内部铸造及加工实现各部件与柴油机的油、水、气的互联互通，避免了大量的管路连接，大大降低管路组装的复杂性，有效降低了跑、冒、滴、漏现象的发生，提高了柴油机运用可靠性，同时高度集成设计使柴油机结构更加紧凑，外观整洁，美观。
如图2是本发明的结构示意图，所述箱体主体1顶部设置有增压器安装处3、油气分离器安装处5以及机油离心式滤清器安装处4，箱体主体背面2顶部的右侧设置有油气分离器安装处5，箱体主体背面2顶部的左侧设置有机油离心式滤清器安装处4，所述箱体主体背面2设置有空气出口15、机油出口16和高温水出水口17，空气出口15、机油出口16和高温水出水口17对称设置在箱体主体背面2两侧，空气出口15设置在箱体主体背面2中部边端，高温水出水口17设置在空气出口15上方，空气出口15靠近箱体主体1中心部位一侧设置有机油出口16。
如图3是本发明的结构示意图，所述箱体主体背面2的右下部设置有机油调压阀安装处18，复合冷却水腔7中设置有中冷水进水水腔25、中冷水出水水腔26、高温水进水水腔27和高温水出水水腔28，中冷水出水水腔26左上侧为中冷水进水水腔25，中冷水出水水腔26右上侧为高温水进水水腔27，中冷水出水水腔26右侧边为高温水出水水腔28。
工作原理：箱体主体1顶部两增压器将空气压入箱体主体1的罩盖，分别通过箱体主体1内的中冷器进行冷却后，经箱体主体背面2的空气出口15进入左右进气总管。
机油通过箱体主体1上的油道进入机油滤清器，滤清后的大部分机油经过箱体主体1内的铸腔分两路进入机体主油道，其余部分通过箱体主体1内进油和回油通道与增压器进油口19、增压器回油口20直接连通，去润滑冷却转子轴。箱体主体背面2右下部的机油调压阀可调节进入机体的油压，经机油调压阀的机油回流到油底壳。
箱体前端的高温水泵将冷却水泵入箱体内高温进水口24，分左右两路进入动力组进行冷却，经缸头出水总管汇总后再次进入前端箱体内的高温水进水腔27，高温水进水腔27内冷却水分两路进入左右中冷器冷却通道，对通过中冷器的空气进行冷却，冷却后的高温水回流到箱体内高温水出水腔28，流出箱体；中冷水泵将冷却水泵入箱体内中冷进水口22，中冷水进入箱体的中冷水进水水腔25后，经过连接管分两路进入左右中冷器冷却通道，对经过高温水冷却后的空气再次进行冷却，实现两级冷却冷却后的中冷水进入中冷水出水水腔26，再流出箱体主体1。
以上说明对本发明而言只是说明性的，而非限制性的，本领域普通技术人员理解，在不脱离所附权利要求所限定的精神和范围的情况下，可做出许多修改、变化或等效，但都将落入本发明的保护范围内。

Claims (6)

  1. 一种新型柴油机前端箱体，包括箱体主体（1），其特征是，所述箱体主体（1）顶部设置有增压器安装处（3）、油气分离器安装处（5）以及机油离心式滤清器安装处（4），所述箱体主体（1）上部设置有两个中冷器安装处（6），所述中冷器安装处（6）之间设置有复合冷却水腔（7），所述左侧中冷器下部设置有机油自清式滤清器安装处（8），所述箱体主体（1）右侧下部设置有燃油滤清器安装处（9），所述箱体主体（1）中间部位设置有用于安装曲轴中心盖的中心孔（10），所述中心孔（10）右上侧为高温水泵安装处（11），所述中心孔（10）左上侧为中冷水泵安装处（12），所述中心孔（10）下方是主机油泵安装处（13），所述中心孔（10）两侧设置有为燃油共轨泵安装处（14），所述箱体主体背面（2）设置有空气出口（15）、机油出口（16）和高温水出水口（17），所述箱体主体背面（2）的右下部设置有机油调压阀安装处（18）。
  2. 根据权利要求1所述的一种新型柴油机前端箱体，其特征是，所述箱体主体（1）顶部并列设置有两处增压器安装处（3），增压器安装处（3）外侧皆设置有增压器进油口（19）和增压器回油口（20），增压器进油口（19）设置有靠近箱体主体（1）中心位置一侧，相邻增压器安装处（3）上的增压器进油口（19）和增压器回油口（20）对称且平行设置，箱体主体背面（2）顶部的右侧设置有油气分离器安装处（5），箱体主体背面（2）顶部的左侧设置有机油离心式滤清器安装处（4）。
  3. 根据权利要求1所述的一种新型柴油机前端箱体，其特征是，所述箱体主体（1）上部两侧对称设有中冷器安装处（6），中冷器安装处（6）为框架结构，复合冷却水腔（7）下面设置有中冷出水口（21）、中冷进水口（22）、高温出水口（23）和高温进水口（24），中冷出水口（21）和中冷进水口（22）与高温出水口（23）和高温进水口（24）皆纵向平行设置，复合冷却水腔（7）中设置有中冷水进水水腔（25）、中冷水出水水腔（26）、高温水进水水腔（27）和高温水出水水腔（28），中冷水出水水腔（26）左上侧为中冷水进水水腔（25），中冷水出水水腔（26）右上侧为高温水进水水腔（27），中冷水出水水腔（26）右侧边为高温水出水水腔（28）。
  4. 根据权利要求1所述的一种新型柴油机前端箱体，其特征是，所述机油自清式滤清器安装处（8）底部设置有机油进油口（29），机油自清式滤清器安装处（8）呈贯通式柱状结构。
  5. 根据权利要求1所述的一种新型柴油机前端箱体，其特征是，所述空气出口（15）、机油出口（16）和高温水出水口（17）对称设置在箱体主体背面（2）两侧，空气出口（15）设置在箱体主体背面（2）中部边端，高温水出水口（17）设置在空气出口（15）上方，空气出口（15）靠近箱体主体（1）中心部位一侧设置有机油出口（16）。
  6. 根据权利要求1所述的一种新型柴油机前端箱体，其特征是，所述高温水泵安装处（11）、中冷水泵安装处（12）、主机油泵安装处（13）和燃油共轨泵安装处（14）为孔状安装结构。
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